Role is to support the roller conveyor and material weight. Roller must be flexible and reliable operation. Reduce friction roller conveyor with, the total cost of the accounting conveyor belt more than 25% of life plays a key role. While the roller in the belt conveyor is a smaller component polyethylene roller wholesale, construction is not complicated Usually polyethylene roller, but create high-quality roller is not easy. Roller Use of environmental conditions: ambient temperature normal use -10 ℃ - + 40 ℃. Work environment allowed watering conditions. The collision allowed normal handling and installation. Roller Structure Overview: roller from the tube, bearing, bearings, shaft and seal structure, bearing arranged inside the roller tube of polyethylene roller, between the shaft and the bearing, bearing outside wrap tube, buffer buffer roller apron wrapped in the tubular body, a buffer and protection.